McKay, J. P., & Hill, B. D. (1987). A history of world societies (3rd ed.). Houghton Mifflin.
Chicago-čujuhus (17. p.)McKay, John P., juo Bennett D. Hill. A History of World Societies. 3rd ed. Dallas: Houghton Mifflin, 1987.
MLA-čujuhus (9. p.)McKay, John P., juo Bennett D. Hill. A History of World Societies. 3rd ed. Houghton Mifflin, 1987.
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